This is a breakdown of the visual effects techniques employed by xRez Studio to reveal a geologic cutaway of the Grand Prismatic pool in Yellowstone National Park, for the film "Supervolcanoes", directed and produced by Tom Lucas and Spitz, Inc. Designed for the planetarium fulldome format, the shot intends to show a small portion of the vast underground magma chamber that sits below the states of Wyoming and Idaho. The depth and size portrayed is based on real scientific data.

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